Every time Mazda files a patent with the word "rotary" anywhere near it, the same ritual plays out. Enthusiast outlets dust ...

A fresh US patent filing takes on the exact emissions weakness that has kept Mazda's rotary revival stuck on concept-car ...

Mazda and the rotary engine have a relationship that refuses to end. Years after the RX-8 disappeared from showrooms, the ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

Mazda’s rotary engine has spent much of the past decade looking like an engineering curiosity from another era, but a newly ...

Mazda refuses to let the rotary engine die, for better or worse. A recently published patent from the Japanese automaker ...

View post: The BMW XM is the Brand’s Worst Modern Sales Flop. What Happened to the $160,000 PHEV? When it comes to engines, the Wankel rotary is one of the lightest and smallest there is, not to ...

The company’s new filing outlines a clever EGR setup aimed at cutting emissions while supporting more power.

The Wankel rotary engine offers one of the most unique sounds of any ICE. Most famously used in various legendary Mazdas like the RX-7 and the supposedly banned Le ...

Mazda's Wankel rotary powerplant boasts a proud and storied endurance racing career that began and ended in truly spectacular fashion. The rotary first took to a European circuit in anger in 1968, ...